package caiziyou.com.caiziyou;

import java.util.HashMap;

public class ConvertTest {

	public static void main(String[] args) {
		HashMap<String, Object> vo = new HashMap<String,Object>();
		String str = (String)vo.get("testnull");
		System.out.println(str);
		
		System.out.println("10034201300000000100003".length());
	}
}
